en The Medina is formed around the mosque in the 12th century, in honor of Sidi Youssef Ben Ali, one of the seven holy patrons of the city, the leprosy has also had a life led to an unwavering faith. The restorations made in the 16th and 19th centuries have left almost nothing remains of the original architecture. Of its 40 meters, the minaret of Pierre dominates the town.